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va rog dau coroana va rooooggggggggggg

Va Rog Dau Coroana Va Rooooggggggggggg class=

Răspuns :

I → perimetrul 34
II → latimea 4
III → lungimea 11
l - perimetrul
(2×9)+(2×8)=18+16=34
ll -lățimea
22-2×7=22-14=8
8:2=4
verificare :
2×4+2×7=8+14=22
lll -lungimea
36-2×7=36-14=22
22:2=11
verificare :
2×11+2×7=22+14=36